<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>p4_文字处理</title>
    <style>
        p {
            font-size: 16px;
            font-family: "宋体";
        }

        a {
            text-decoration: underline;
            text-decoration: line-through;
            text-decoration: overline;
            text-decoration: none;
        }

        div {width: 200px;
            height: 200px;
            background-color: #d964e1;
            border: 5px solid #f00;
            text-align: center;
            line-height: 50px;
        }
        span{
            /*加粗*/
            font-weight:bold;
            /*变细*/
            font-weight: lighter;
            /*斜体*/
            font-style: italic;
            /*font-weight: unset;*/
        }
        h4{
            text-shadow: 5px 1px 10px rgb(0,0,0);
        }
    </style>
</head>
<body>
<p>我是测试文字 123 ABC</p>
<a href="#">超链接</a>
<div>我是div</div>
<span>我是span</span>
<h4>我是文字</h4>
</body>
</html>